Hanna Instruments BlogCheckers

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2021 was a busy year for us at Hanna Instruments! This year the future met the present with the release of a number of n...

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If you have stepped inside a health food store, craft brewery, or even a local convenience store in the last 10 years, c...

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Is it Hard to Make Science Fun? Na! All puns aside, it doesn't have to be hard to make science fun and interactive for s...

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Fluoride has become a trending topic in newsfeeds everywhere. Some people are for fluoride products, others are against ...

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Aquarium keeping begins with proper water quality to ensure a healthy aquatic environment. Although water may appear cry...

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Testing the levels with your Checker – like alkalinity, calcium, nitrite and more – may seem to be a cut-and-dry process...

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Whether you are maintaining your main reef tank or trying to give your frag tank the proper calcium dosage, using the di...

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Alkalinity is important in saltwater aquariums for a number of reasons. Proper alkalinity (142-215 ppm or 8-12 dKH) is v...

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To keep your saltwater reef aquarium healthy, you want to maintain optimal calcium levels to ensure the health of your f...

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To keep your saltwater reef aquarium healthy, you want to maintain low phosphate levels. It's important to measure phosp...